Hard Shell Suitcase 28 Inch Black Aluminum Frame Luggage with USB Charging Port and Lock for Business Trips

28inch Black HardShell Suitcase with Aluminum Frame and Combination Lock Key benefits Reliable protection and secure closure: Aluminum frame opening provides a sturdy structure and a secure fit, paired with a combination lock for controlled access. Smooth, durable mobility: Doublerow lightsounding universal wheels with a 12 mm tire width, about 20 percent wider than conventional tires, deliver improved wear resistance and quieter rolling. Organized large capacity: Internal layout uses a 3:7 golden ratio partition to separate packed items efficiently, increasing usable capacity by about 20 percent and making packing and unpacking faster. On the go power and convenience: Builtin charging port supports multiple interface modes for plug and play charging of different device models, helping keep devices powered during travel. Hands convenience: Multifunctional cup and device holder secures a water bottle or small device so you can move through transit more easily. Practical features Size and compatibility: 28 inches, suitable for both men and women and for standard leisure travel needs. Opening method: Aluminum frame for a secure and rigid opening system. Wheels: Roller style universal wheel system designed for multidirectional movement and reduced noise. Lock: Combination lock for keyless security. Exterior and lining: Striped exterior pattern with polyester lining for a clean interior finish. Capacity detail: Visible large capacity with a 3:7 partition for flexible packing and a 20 percent capacity increase compared to conventional internal layouts. Use scenarios Weekend city break: Pack clothing and essentials in the 3:7 partition, use the cup holder for a travel mug, and rely on the wheels for smooth transit through streets and terminals. Business travel: Keep devices charged via the builtin charging port between meetings, store documents in one partition and garments in the other, and secure belongings with the combination lock. Leisure trip or family vacation: Extra internal capacity helps fit seasonal clothing and shared items, while the durable wheels withstand longer walks through airports and stations. Specifications summary Color: Black Size: 28 inches Applicable gender: Neutral, suitable for both men and women Opening method: Aluminum frame Wheel style: Doublerow roller style universal wheels, tire width 12 mm Pattern: Stripes Lining texture: Polyester Lock type: Combination lock Applicable scenarios: Leisure travel element: Lock This design balances secure construction, practical organization, and mobility to support a range of travel needs.